“A sharp tongue is the only edge tool that grows keener with constant use.”
Washington Irving
“He nothing common did, or mean, / Upon that memorable scene, / But with his keener eye / The axe's edge did try.”
Andrew Marvell
“Her hearing was keener than his, and she heard silences he was unaware of.”
D. M. Thomas
“The keener the want the lustier the growth”
Wendell Phillips
“Nothing is keener than a child's imagination. Matching that imagination is a very tall order. It's a guarantee not everyone will be happy; some will say this isn't right or that's not right.”
Dana Harris
“The tongue like a sharp knife... Kills without drawing blood.”
Buddha
“The tongue is the only tool that gets sharper with use”